Phase II Trial of the CDK4 Inhibitor PD0332991 in Patients With Advanced CDK4-Amplified Well-Differentiated or Dedifferentiated Liposarcoma
Mark A. Dickson,William D. Tap,Mary Louise Keohan,Sandra P. D'Angelo,Mrinal M. Gounder,Cristina R. Antonescu,Jonathan Landa,Li-Xuan Qin,Dustin D. Rathbone,Mercedes M. Condy,Yelena Ustoyev,Aimee M. Crago,Samuel Singer,Gary K. Schwartz +13 more
TLDR
Treatment with theCDK4 inhibitor PD0332991 was associated with a favorable progression-free rate in patients with CDK4-amplified and RB-expressing WDLS/DDLS who had progressive disease despite systemic therapy.Abstract:
Purpose CDK4 is amplified in 90% of well-differentiated (WDLS) and dedifferentiated liposarcomas (DDLS). The selective cyclin-dependent kinase 4 (CDK4)/CDK6 inhibitor PD0332991 inhibits growth and induces senescence in cell lines and xenografts. In a phase I trial of PD0332991, several patients with WDLS or DDLS experienced prolonged stable disease. We performed an open-label phase II study to determine the safety and efficacy of PD0332991 in patients with advanced WDLS/DDLS.read more
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Targeted treatments of sarcomas and connective tumors beside gastrointestinal stromal tumor.
Javier Martin-Broto,Nadia Hindi +1 more
TL;DR: Several targeted therapies are in development in sarcoma and could be added to the therapeutic armamentarium in the near future, however, predictive factors still need to be identified to better select the target population of these new drugs.
Patent
HSPC-Sparing Treatments for RB-Positive Abnormal Cellular Proliferation
TL;DR: In this article, improved compounds for and methods of treating selected RB-positive cancers and other Rb-positive abnormal cellular proliferative disorders while minimizing the deleterious effects on healthy cells, for example healthy Hematopoietic Stem Cells and Progenitor Cells (HSPCs), associated with current treatment modalities.
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Comprehensive Genomic Analysis Reveals the Prognostic Role of LRRK2 Copy-Number Variations in Human Malignancies
Gianluca Lopez,Giulia Lazzeri,Giulia Lazzeri,Alessandra Rappa,Giuseppe Isimbaldi,Fulvia Milena Cribiù,Elena Guerini-Rocco,Elena Guerini-Rocco,Stefano Ferrero,Valentina Vaira,Alessio Di Fonzo +10 more
TL;DR: The results suggest that both L RRK2 amplifications and whole gene deletions could play a role in cancer development, paving the way for future research in terms of potential treatment with LRRK2 small molecule inhibitors for LRRk2-amplified cases.
Journal ArticleDOI
Advances in the Pathology and Molecular Biology of Sarcomas and the Impact on Treatment.
TL;DR: An overview of the pathology, coupled with recent advances in molecular biology, of a selection of soft tissue sarcomas from a clinicopathological perspective is given, discussing histopathological diagnosis with developments in molecular diagnosis and the incorporation of these findings into diagnostic practice and current and potential targeted treatments.
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